Element block pseudo-class :active generated with z-index auto overflow hidden box-shadow 1px 1px 1px rgba(0,0,0,0.3) height auto background box-sizing content-box cursor default float none font-size 16px transform width 160px transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 0px rgba(0,0,0,1) solid margin 0px font-weight normal padding 20px border-radius line-height 1 position static display block